Damage from landslides is common in Haiti. In Port-au-Prince, there is widespread destruction of nonductile concrete structures. Many rubble or unreinforced masonry walls failed. The E-in-plan Presidential Palace in Port-au-Prince still has much of the first floor intact, with windows unbroken, but there is total collapse above the first floor. There is very light reinforcing evident in failed columns near the entry. At the port, there is a collapsed pier and cranes, and several buildings are under water. Extensive lateral spreading and liquefaction is evident. These and numerous other on-site observations on damage from Haiti’s magnitude 7 earthqauke are from
Photo: Eduardo Fierro, BFP Engineers Inc. Collapsed two-, or possibly three-story reinforced concretebuilding in Port-au-Prince, Haiti. Related Links: Structural Engineers Survey Devastation Who Will Lead Recovery Effort in Haiti? Haiti Highlights California Quake Risks A/E/C Specialists and Others Rush to Help Haiti Architects Speak About Shoddy Construction Architecture Groups Mobilize to Help Haiti A preliminary damage assessment map for major buildings and infrastructure in Port-au-Prince is now available from the United Nations Institute for Training and Research's Operational Satellite Applications Programme (UNITAR/UNOSAT). Sites marked as "No Visual Damage" may have major structural damage not identifiable in the imagery. Damage there
In an effort to accelerate the development of cost-effective, sustainable concrete, Masdar, the developer of the planned carbon and waste-neutral Masdar City in Abu Dhabi, is holding a concrete mix design competition. The first prize is $150,000, for a sustainable concrete production method. The second prize is $50,000 for the lowest-carbon- footprint concrete mix. This is the first of several competitions to help Masdar, an initiative of the Abu Dhabi Future Energy Co., achieve its goals for sustainability at Masdar City, says Omar. M. Waqfi, Masdar's specifications manager. "We are pushing and challenging people on all aspects [of sustainable development],
Construction of at least 50 tall buildings is on hold after initiation of foundation work, according to the Council on Tall Buildings and Urban Habitat (CTBUH). Of the tallest 20, eight are in the Middle East, and six are in Latin America.
A Chicago architect is producing a holistic planning approach to reduce carbon emissions in dense urban cores. The fledgling urban replanning effort, which Adrian Smith + Gordon Gill Architecture is developing for the 550-building Chicago Loop area, is a process that starts with a survey of existing buildings in a district to assess age, use, condition, energy consumption and more.
Image courtesy SHoP Architects and Ellerbe Becket New renderings of the basketball arena were released last week. Past Coverage: First Word: Hasty Gehry Trims Staff Gehry Loses Atlantic Yards to Ellerbe Becket Gehry Downsizes Tower Design for Atlantic Yards After years of controversy and a total redesign, Forest City Ratner Companies, the developer of the Atlantic Yards project in Brooklyn, says it expects to begin construction of the development's centerpiece, an arena for the NETS basketball team, later this year. Ratner anticipates opening the facility, called Barclays Center, for the 2011-12 basketball season. On September 10, Ratner released renderings of
Need to stop flooding or reduce stormwater runoff and sewer overflows? Looking to ease demand on treatment plants and avoid the cost of expansion? Seeking cleaner air or water? Interested in recharging an aquifer, rebuilding a shoreline or remediating a brownfield? Trying to stem highway pollution? Need to rebalance a watershed or ecosystem? Photos: SWA Group Houston’s buffalo bayou transformation turns derelict channel into urban paradise(top). The city’s Buffalo Bayou project involves re-engineering banks, stabilizing soil, anchoring rock and more. The park is designed to withstand natural periodic flooding (above). If so, a landscape architect may be in your future.